Where: Bastrop County, Texas (30.1° N, 97.5° W: paleocoordinates 34.9° N, 79.1° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Wills Point Formation (Midway Group), Early/Lower Paleocene to Early/Lower Paleocene (66.0 - 58.7 Ma)
• labeled Midway Group, likely Wills Point
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, sandy grainstone
Size class: mesofossils
Preservation: mold/impression, replaced with calcite
Reposited in the TMM
• TMM Catalog #NPL 4668
Primary reference: J. A. Sessa, M. E. Patzkowsky, and T. J. Bralower. 2009. Impact of lithification on the diversity, size distribution, and recovery dynamics of marine invertebrate assemblages. Geology 37(2):115-118 [M. Patzkowsky/J. Sessa/J. Sessa]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 86436: authorized by Mark Patzkowsky, entered by Jocelyn Sessa on 02.02.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Cucullaea sp. Lamarck 1801 clam | |
Venericardia sp., "Venericardia bulla" = Venericardia (Baluchicardia) bulla
Venericardia sp. Lamarck 1801 clam
"Venericardia bulla" = Venericardia (Baluchicardia) bulla Dall 1903 clam | |
Crassatella sp. Lamarck 1799 clam | |
Periploma sp. Schumacher 1816 clam | |
Pitar sp. Römer 1857 venus clam | |
Nucula sp. Lamarck 1799 nut clam | |
Jupiteria sp. Bellardi 1875 pointed nut clam | |
Gastropoda | |
Turritella sp. Lamarck 1799 turret shell | |
Anthozoa | |
Scleractinia indet. Bourne 1900 stony coral |